{
  "manageEntity": {
    "action": "Save",
    "entityId": "4281",
    "entityType": "Playlist",
    "metadata": "{\"is_save_of_repost\":false}",
    "nonce": "0x8c6af7d4de10f45e7246bcb037e9c5d3aa571608c2671e58ba1f800ba604ddf7",
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}